Home / 7,606.20-11,383.70-5,302.20

Finding the Fourth Proportional to 7,606.20, 11,383.70 and 5,302.20

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Solution

The fourth proportional to 7,606.20, 11,383.70 and 5,302.20 is: 7,935.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,606.20 : 11,383.70 = 5,302.20 : x
  2. Step 2: Convert to fraction form
    7,606.20/11,383.70 = 5,302.20/x
  3. Step 3: Cross multiply
    7,606.20x = 11,383.70 × 5,302.20
  4. Step 4: Simplify right side
    7,606.20x = 60,358,654.14
  5. Step 5: Solve for x
    x = 60,358,654.14/7,606.20
  6. Step 6: Final answer
    x = 7,935.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.